Context Context Totara Bank project outlines



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Context

  • Context

  • Totara Bank project outlines

  • Previous work

  • On-site visit

  • Thermal analysis of building design and siting options

    • Objectives
    • Waitakere NOW Home®
    • Software review:
      • ALF3
    • Data collection:
      • Climate data
  • Techno-economic analysis of distributed generation options from renewable energy sources and grid-interaction scenarios

    • Objectives
    • Methodology
    • Software review:
      • HOMER
      • ViPOR
    • Data collection
      • Resource data
      • Technological data
      • Electrical demand data


Our school:

  • Our school:

    • National Institute of Applied Sciences
    • (INSA) of Lyon
  • Our department:

    • Energy & Environment Engineering
  • Our research project:

    • A five-month research project during our fourth year


A sustainable land development, with:

  • A sustainable land development, with:

  • Energy efficient houses, based on solar principle design

  • On-site electricity generation from renewable sources

  • Life in community



Site location

  • Site location

  • Plot contours

  • Common facilities









  • Land layout

  • Whole solar access planning

  • Optimized eaves shade angles

  • Site thermal self-sufficiency



7 hectares:

  • 7 hectares:

    • 8 individual lots (1200-2100 m²)
    • 6 hectare common land
  • Soil-adapted tree plantation

  • An optimized land layout





7 hectares:

  • 7 hectares:

    • 8 individual lots (1200-2100 m²)
    • 6 hectare common land
  • Soil-adapted tree plantation

  • An optimized land layout





7 hectares:

  • 7 hectares:

    • 8 individual lots (1200-2100 m²)
    • 6 hectare common land
  • Soil-adapted tree plantation

  • An optimized land layout









Avoid summer over-heating and

  • Avoid summer over-heating and

  • winter under-heating

  • Site-suited angles



Dwelling minimal thermal efficiency, based on:

  • Dwelling minimal thermal efficiency, based on:

    • Building Performance Index (BPI)
    • Floor area
  • On-site fuel resource:

    • 0.6 ha of coppicing trees


  • Objectives

  • Waitakere NOW Home®

  • Software review: ALF3

  • Data collection



Model energy performance of a baseline house

  • Model energy performance of a baseline house

    • How much heating energy is required?
    • Is the site resource sufficient?
    • What can be done to improve the site thermal self-sufficiency?


Designed, built and monitored

  • Designed, built and monitored

  • by Beacon Pathway Ltd

  • Efficient building best practices

  • Suit an average family

  • Affordable



Description

  • Description

  • Modelling capabilities

  • Input requirements



Annual Loss Factor Method

  • Annual Loss Factor Method

  • Developed by the Building Research Association of New Zealand (BRANZ)

  • Determine the heating energy required



Heating energy required [kWh/year]

  • Heating energy required [kWh/year]

  • Building Performance Index (BPI) [kWh/(DegreeDay.m²)]

  • Design option comparison





Heating energy required [kWh/year]

  • Heating energy required [kWh/year]

  • Building Performance Index (BPI) [kWh/(DegreeDay.m²)]

  • Design option comparison





Dwelling characteristics

  • Dwelling characteristics

  • Occupancy behaviour

  • Climate region





Dwelling characteristics

  • Dwelling characteristics

  • Occupancy behaviour

  • Climate region





Dwelling characteristics

  • Dwelling characteristics

  • Occupancy behaviour

  • Climate region

























To be continued…

  • To be continued…



Objectives

  • Objectives

  • Methodology

  • Software review:

    • HOMER
    • ViPOR
  • Data collection:

    • Resource data
    • Technological data
    • Electrical demand data


Techno-economic analysis of distributed generation options from renewable energy sources

  • Techno-economic analysis of distributed generation options from renewable energy sources

  • and grid-interaction scenarios

    • What type of generation mix?
    • Trade-of between electrical requirements and on-site generation costs
    • What electrical self-sufficiency level can be achieved?


Using HOMER:

  • Using HOMER:

    • Determine the optimal generation system
  • Using ViPOR:

    • Draw the local network map


Description

  • Description

  • Modelling capabilities

  • Input requirements

  • Already done projects



Developed by the American National Renewable Energy Laboratory (NREL)



Generation system simulation

  • Generation system simulation

    • Energy balance
  • Optimisation

    • Ranked by cost
  • Sensitivity analysis



Resources

  • Resources

  • Technologies

  • Electrical demand



Sicud project:

  • Sicud project:

  • Small village in Philippines

  • Wind, solar and fuel resource

    • Methodology
  • Impact of wind speed and fuel price

    • Usefulness of sensitivity analysis


Description

  • Description

  • Modelling capabilities

  • Input requirements



Developed by the American

  • Developed by the American

  • National Renewable Energy Laboratory

  • The Village Power Optimization Model for Renewable

  • In association with HOMER



Intern grid design

  • Intern grid design

    • Wire length
    • Load kind
  • Grid-interaction scenarios

    • Electricity price


  • Spatial inputs

  • Non-spatial inputs



Available data





Available data

  • Available data

  • Hourly wind speed and direction

  • Hourly global solar radiation

  • Profile development

  • Wind resource:

    • Long-term average hourly profile
    • Wind speed frequency distribution curve
    • Wind rose
  • Solar resource

    • Long-term average hourly profile
    • Daily profile per month




Available data

  • Available data

  • Hourly wind speed and direction

  • Hourly global solar radiation

  • Profile development

  • Wind resource:

    • Long-term average hourly profile
    • Wind speed frequency distribution curve
    • Wind rose
  • Solar resource

    • Long-term average hourly profile
    • Daily profile per month




Available data

  • Available data

  • Hourly wind speed and direction

  • Hourly global solar radiation

  • Profile development

  • Wind resource:

    • Long-term average hourly profile
    • Wind speed frequency distribution curve
    • Wind rose
  • Solar resource

    • Long-term average hourly profile
    • Daily profile per month






Available data

  • Available data

  • Hourly wind speed and direction

  • Hourly global solar radiation

  • Profile development

  • Wind resource:

    • Long-term average hourly profile
    • Wind speed frequency distribution curve
    • Wind rose
  • Solar resource

    • Long-term average hourly profile
    • Daily profile per month




Available data

  • Available data

  • Hourly wind speed and direction

  • Hourly global solar radiation

  • Profile development

  • Wind resource:

    • Long-term average hourly profile
    • Wind speed frequency distribution curve
    • Wind rose
  • Solar resource

    • Long-term average hourly profile
    • Daily profile per month




Technological data

  • Technological data

    • Database
    • Cost estimation
  • Electrical demand data

    • Hourly electrical demand record




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